Monthly Archives: September 2017

Great Circle Navigation

The shortest distance between two points is a straight line, right…? Nope, not on the surface of a sphere, like our earth. On a sphere, the shortest distance between two points is a Great Circle.  Let’s say you are a … Continue reading

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Machine Learning – results

So, I reached the point where my Neural Network , after a couple of thousand training iterations, is capable of correctly identifying and separating different categories of input into their corresponding classes. More specifically, as “targets”, I’ve chosen a number … Continue reading

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Machine Learning – normalizing your inputs

Often it pays off  to pre-process/normalize your input data before passing it further down the line of your Neural Network, eg. to get the range of input values into a scale more suitable for your network. Im experimenting with images, … Continue reading

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Improving Python performance by factor of 100

I’m doing a bit of Machine Learning on my spare time. A neural network that analyzes images. Anyways, since I don’t have zillions of computing power, any decent amount of learning data takes hours and days to process thru my … Continue reading

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The power of Machine Learning

https://www.theguardian.com/technology/2017/sep/07/new-artificial-intelligence-can-tell-whether-youre-gay-or-straight-from-a-photograph Machine Learning has an amazing ability to detect patterns where mere mortals fail to do so. As always, any technology can be used for good, as well as bad.

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Intuition leading you astray…

https://pagez.com/2490/12-most-controversial-math-facts-that

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Demographics simulation

There’s some interesting reading about demographics and Global birthrates: as you might have learned from the news, the birthrates in meny advanced (mostly western) countries are declining, in some places to such low levels that should the trend continue, those populations … Continue reading

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